John Conway’s Game of Life, a famous cellular automaton, has been found to have periodic patterns of every possible length. In 1969, the British mathematician John Conway devised a beguilingly simple ...

Time loops aren’t just the stuff of films and sci-fi novels. Nature has its own way of repeating cycles, from tiny rhythms in our bodies to grand cosmic events. These natural loops keep ticking across ...

James is a published author with multiple pop-history and science books to his name. He specializes in history, space, strange science, and anything out of the ordinary.View full profile James is a ...